Information disclosure in Boa Webserver - CVE-2021-33558

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Main Vulnerability Database Vulnerabilities #VU53674

Information disclosure in Boa Webserver - CVE-2021-33558

Published: May 31, 2021


Vulnerability identifier: #VU53674
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2021-33558
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Larry Doolittle and Jon Nelson
Affected software:
Boa Webserver

Detailed vulnerability description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a misconfiguration involving backup.html, preview.html, js/log.js, log.html, email.html, online-users.html, and config.js. A remote attacker can gain unauthorized access to sensitive information on the system.


How to mitigate CVE-2021-33558

Install updates from vendor's website.


Sources